Lighting device



FIG. 1 is a side perspective view of the new design for a lighting device;

FIG. 2 is an enlarged left side elevational view of the lighting device shown in FIG. 1;

FIG. 3 is an enlarged right side elevational view of the lighting device shown in FIG. 1;

FIG. 4 is an enlarged front elevational view of the lighting device shown in FIG. 1;

FIG. 5 is an enlarged rear elevational view of the lighting device shown in FIG. 1;

FIG. 6 is an enlarged top plan view of the lighting device shown in FIG. 1; and,

FIG. 7 is an enlarged bottom plan view of the lighting device shown in FIG. 1. 

The ornamental design for a lighting device, as shown and described. 